Fix Jira issue #9469: TGFileBrowser "ExpandDirectories" Network Filesystem detection
Fix Jira issue #9469: TGFileBrowser "ExpandDirectories" Network Filesystem detection

Do not expand the parent directory tree on network file systems. Thanks to Oliver Freyermuth for the report and the list of file systems

olifre/root,root-mirror/root,karies/root,olifre/root,olifre/root,karies/root,olifre/root,root-mirror/root,root-mirror/root,karies/root,karies/root,olifre/root,karies/root,karies/root,olifre/root,root-mirror/root,olifre/root,root-mirror/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,olifre/root,root-mirror/root,root-mirror/root,karies/root,root-mirror/root,olifre/root,karies/root,karies/root,karies/root,root-mirror/root,olifre/root